function chinese(){
	window.location.href="../sc/chinese.html"
}
function math() {
	window.location.href="../sc/math.html"
}
function english() {
	window.location.href="../sc/english.html"
}
function wuli() {
	window.location.href="../sc/wuli.html"
}
function huaxue() {
	window.location.href="../sc/huaxue.html"
}
function zhengzhi() {
	window.location.href="../sc/zhengzhi.html"
}
function history() {
	window.location.href="../sc/history.html"
}
function shengwu() {
	window.location.href="../sc/shengwu.html"
}
function dili() {
	window.location.href="../sc/dili.html"
}
function quanke() {
	window.location.href="../sc/quanke.html"
}
function fun() {
document.querySelector(".box2").style.display="none"
document.querySelector(".box3").style.display="block"
document.querySelector(".box").style.height="70rem"
}